Product Specs


  • Door insulation features two layers of aluminum mylar film laminated to two layers of heavy-duty polyethylene air-bubble material
  • Polypropylene anti-wear strips come factory-installed as continuous guides for sliding metal parts
  • Curtains are made from hot-dipped galvanized steel and finished with silicone polyester paint
  • 13-gauge galvanized G section and 8-gauge galvanized wall angle
  • Drum wheel is deep-drawn galvanized steel with 1-5/16″ steel bearings


  • Tempered steel springs engineered to counterbalance different door sizes and weights for smooth operation and durability
  • Cam-action spring tensioning device allows easy adjustment of spring tension
  • Corrugated top sheet assembly forms a strong torque cylinder for strength and easy operation
  • Axle casting assembly holds constant door tension and allows for easy adjustments


  • Slide bolt or curtain lock



Material  Galvanized Steel
Insulation Value 

R0-R6 = 1 star
R7-R9 = 2 star
R10-R13 = 3 star
R14 and up = 4 star

R-Value info

Uses Sheet Door
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